Operation

Fixed windows have no moving sash; projected awning or hopper vents hinge from the top or bottom.

Performance

Fixed systems usually simplify air and water control. Operable units add seals, hardware, screens and opening limits.

Use and safety

Ventilation, reach, fall protection, security, wind, rain and occupant behavior must be considered.

Elevation design

Fixed and projected units can share frame depth and sightlines when selected as a compatible family.

Turn the guide into a real opening schedule.

Keep every dimension, option, pressure, document, and delivery note connected to the same opening ID.

Start the configuration

Questions about this topic

Can projected vents be automated?

Some systems can coordinate with actuators or controls, subject to size, hardware, power, access and life-safety requirements.